With this in mind, here is an example from Maiestas Haven: The popular currency usually is set up with it representing 1/2 of a labour point (or 2 currency per labour unit), so that the final value would be a whole number rather than decimals (unless taxes and other fine accounting come into play).

While the above image does not show the comparison for agricultural products, such as foodstuffs and fibers, it does show another thing in mind: Profit margins are calculated on top of the base pricing, and how much one should multiply the base price with if one wants to also account for efficiencies created with upgrade modules combined.